| // Copyright (C) 2014 The Android Open Source Project |
| // |
| // Licensed under the Apache License, Version 2.0 (the "License"); |
| // you may not use this file except in compliance with the License. |
| // You may obtain a copy of the License at |
| // |
| // http://www.apache.org/licenses/LICENSE-2.0 |
| // |
| // Unless required by applicable law or agreed to in writing, software |
| // distributed under the License is distributed on an "AS IS" BASIS, |
| // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| // See the License for the specific language governing permissions and |
| // limitations under the License. |
| package com.googlesource.gerrit.plugins.scripting.scala; |
| |
| import com.google.gerrit.server.plugins.PluginLoader; |
| import com.google.inject.Inject; |
| import java.net.URL; |
| import java.net.URLClassLoader; |
| import scala.Option; |
| import scala.reflect.io.VirtualDirectory; |
| import scala.tools.nsc.Settings; |
| |
| public class ScalaSettings { |
| private static final String CLASSPATH_DEBUG = "false"; |
| private static final String VERBOSE_COMPILE_OUTPUT = "false"; |
| |
| private VirtualDirectory virtualDirectory; |
| private final Settings settings; |
| |
| @Inject |
| public ScalaSettings() { |
| settings = new Settings(); |
| settings.usejavacp().tryToSetFromPropertyValue("true"); |
| settings.exposeEmptyPackage().tryToSetFromPropertyValue("true"); |
| settings.Ylogcp().tryToSetFromPropertyValue(CLASSPATH_DEBUG); |
| settings.verbose().tryToSetFromPropertyValue(VERBOSE_COMPILE_OUTPUT); |
| settings.feature().tryToSetFromPropertyValue("true"); |
| |
| settings.outputDirs().setSingleOutput(initVirtualDirectory()); |
| settings |
| .classpath() |
| .tryToSetFromPropertyValue( |
| classPathOf(PluginLoader.class) + ":" + classPathOf(this.getClass())); |
| } |
| |
| private VirtualDirectory initVirtualDirectory() { |
| virtualDirectory = new VirtualDirectory("(memory)", Option.apply((VirtualDirectory) null)); |
| return virtualDirectory; |
| } |
| |
| private String classPathOf(Class<?> clazz) { |
| StringBuilder currentClassPath = new StringBuilder(); |
| for (URL url : ((URLClassLoader) (clazz.getClassLoader())).getURLs()) { |
| if (url.getProtocol().equals("file")) { |
| if (currentClassPath.length() > 0) { |
| currentClassPath.append(":"); |
| } |
| currentClassPath.append(url.getPath()); |
| } |
| } |
| String currentClassPathString = currentClassPath.toString(); |
| return currentClassPathString; |
| } |
| |
| public Settings getSettings() { |
| return settings; |
| } |
| |
| public VirtualDirectory getVirtualDirectory() { |
| return virtualDirectory; |
| } |
| } |